Find the Inverse of the Matrix $$\left[ \begin{array} { c r } - 4 & - 4 \\6 & 6\end{array} \right]$$

question 116

Multiple Choice

Find the inverse of the matrix.
- $$\left[ \begin{array} { c r } - 4 & - 4 \\6 & 6\end{array} \right]$$

• A) \(\left[ \begin{array} { l } - \frac { 3 } { 10 } \frac { 1 } { 5 } \\ - \frac { 3 } { 10 } \frac { 1 } { 5 } \end{array} \right]\)
• B) \(\left[ \begin{array} { r r } - \frac { 3 } { 10 } & - \frac { 1 } { 5 } \\ \frac { 3 } { 10 } & \frac { 1 } { 5 } \end{array} \right]\)
• C) No inverse
• D) \(\left[ \begin{array} { c c } \frac { 3 } { 10 } & \frac { 1 } { 5 } \\ - \frac { 3 } { 10 } & - \frac { 1 } { 5 } \end{array} \right]\)

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